[FFmpeg-devel] [PATCH 2/2] fate/api: test threadmessage
Clément Bœsch
u at pkh.me
Mon Nov 30 18:40:07 CET 2015
From: Clément Bœsch <clement at stupeflix.com>
---
tests/api/Makefile | 1 +
tests/api/api-threadmessage-test.c | 202 +++++++++++++++++++++++++++++++++++++
tests/fate/api.mak | 6 ++
3 files changed, 209 insertions(+)
create mode 100644 tests/api/api-threadmessage-test.c
diff --git a/tests/api/Makefile b/tests/api/Makefile
index c48c34a..3556a9b 100644
--- a/tests/api/Makefile
+++ b/tests/api/Makefile
@@ -3,6 +3,7 @@ APITESTPROGS-$(call DEMDEC, H264, H264) += api-h264
APITESTPROGS-yes += api-seek
APITESTPROGS-yes += api-codec-param
APITESTPROGS-$(call DEMDEC, H263, H263) += api-band
+APITESTPROGS-yes += api-threadmessage
APITESTPROGS += $(APITESTPROGS-yes)
APITESTOBJS := $(APITESTOBJS:%=$(APITESTSDIR)%) $(APITESTPROGS:%=$(APITESTSDIR)/%-test.o)
diff --git a/tests/api/api-threadmessage-test.c b/tests/api/api-threadmessage-test.c
new file mode 100644
index 0000000..abf0154
--- /dev/null
+++ b/tests/api/api-threadmessage-test.c
@@ -0,0 +1,202 @@
+/*
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
+ * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+
+/**
+ * Thread message API test
+ */
+
+#include <pthread.h>
+
+#include "libavutil/frame.h"
+#include "libavutil/avstring.h"
+#include "libavutil/threadmessage.h"
+
+struct tdata {
+ int id;
+ pthread_t tid;
+ int workload;
+ AVThreadMessageQueue *queue;
+};
+
+static void free_frame(void *arg)
+{
+ AVFrame *frame = arg;
+ av_frame_free(&frame);
+}
+
+/* Frame producing thread. Will flush the queue half way just to be a jerk */
+static void *worker_thread(void *arg)
+{
+ int i, ret;
+ struct tdata *td = arg;
+
+ av_log(NULL, AV_LOG_INFO, "worker #%d: workload=%d\n", td->id, td->workload);
+ for (i = 0; i < td->workload; i++) {
+ if (i == td->workload/2) {
+ av_log(NULL, AV_LOG_INFO, "worker #%d: flushing the queue\n", td->id);
+ av_thread_message_flush(td->queue);
+ } else {
+ char *val;
+ AVDictionary *meta = NULL;
+ AVFrame *frame = av_frame_alloc();
+ if (!frame) {
+ ret = AVERROR(ENOMEM);
+ break;
+ }
+
+ /* we add some metadata to identify the frames */
+ val = av_asprintf("frame from worker %d", td->id);
+ if (!val) {
+ av_frame_free(&frame);
+ ret = AVERROR(ENOMEM);
+ break;
+ }
+ ret = av_dict_set(&meta, "sig", val, AV_DICT_DONT_STRDUP_VAL);
+ if (ret < 0) {
+ av_frame_free(&frame);
+ break;
+ }
+ av_frame_set_metadata(frame, meta);
+
+ /* allocate a real frame in order to simulate "real" work */
+ frame->format = AV_PIX_FMT_RGBA;
+ frame->width = 320;
+ frame->height = 240;
+ ret = av_frame_get_buffer(frame, 32);
+ if (ret < 0) {
+ av_frame_free(&frame);
+ break;
+ }
+
+ /* push the frame in the common queue */
+ av_log(NULL, AV_LOG_INFO, "worker #%d: sending my work (%p), %d left\n",
+ td->id, frame, td->workload - i - 1);
+ ret = av_thread_message_queue_send(td->queue, &frame, 0);
+ if (ret < 0) {
+ av_frame_free(&frame);
+ break;
+ }
+ }
+ }
+ av_log(NULL, AV_LOG_INFO, "worker #%d: my work is done here (%s)\n",
+ td->id, av_err2str(ret));
+ av_thread_message_queue_set_err_recv(td->queue, ret < 0 ? ret : AVERROR_EOF);
+ return NULL;
+}
+
+static int consume_queue(AVThreadMessageQueue *q, int n)
+{
+ int i, ret = 0;
+
+ for (i = 0; i < n; i++) {
+ AVFrame *frame;
+ AVDictionary *meta;
+ AVDictionaryEntry *e;
+
+ ret = av_thread_message_queue_recv(q, &frame, 0);
+ if (ret < 0)
+ break;
+ meta = av_frame_get_metadata(frame);
+ e = av_dict_get(meta, "sig", NULL, 0);
+ av_log(NULL, AV_LOG_INFO, "got \"%s\" (%p)\n", e->value, frame);
+ av_frame_free(&frame);
+ }
+ av_log(NULL, AV_LOG_INFO, "consumed enough (%d), stop\n", i);
+ av_thread_message_queue_set_err_send(q, ret < 0 ? ret : AVERROR_EOF);
+ return ret;
+}
+
+int main(int ac, char **av)
+{
+ int i, ret = 0;
+ int nb_workers, max_queue_size;
+ int worker_min_production, worker_max_production;
+ int stop_production;
+ struct tdata *workers;
+ AVThreadMessageQueue *queue = NULL;
+
+ if (ac != 6) {
+ av_log(NULL, AV_LOG_ERROR, "%s <nb_workers> <max_queue_size> "
+ "<worker_min_production> <worker_max_production> "
+ "<stop_production>\n", av[0]);
+ return 1;
+ }
+
+ nb_workers = atoi(av[1]);
+ max_queue_size = atoi(av[2]);
+ worker_min_production = atoi(av[3]);
+ worker_max_production = atoi(av[4]);
+ stop_production = atoi(av[5]);
+
+ av_log(NULL, AV_LOG_INFO, "%d workers with producing range [%d;%d] on a queue of size %d, "
+ "will stop after %d is globally produced\n",
+ nb_workers, worker_min_production, worker_max_production,
+ max_queue_size, stop_production);
+
+ workers = av_mallocz_array(nb_workers, sizeof(*workers));
+ if (!workers) {
+ ret = AVERROR(ENOMEM);
+ goto end;
+ }
+
+ ret = av_thread_message_queue_alloc2(&queue, max_queue_size, sizeof(AVFrame*), free_frame);
+ if (ret < 0)
+ goto end;
+
+ for (i = 0; i < nb_workers; i++) {
+ struct tdata *td = &workers[i];
+
+ td->id = i;
+ td->queue = queue;
+ td->workload = worker_max_production == worker_min_production ? worker_max_production
+ : rand() % (worker_max_production - worker_min_production) + worker_min_production;
+
+ ret = pthread_create(&td->tid, NULL, worker_thread, td);
+ if (ret) {
+ const int err = AVERROR(ret);
+ av_log(NULL, AV_LOG_ERROR, "Unable to start worker thread: %s\n", av_err2str(err));
+ break;
+ }
+ }
+
+ av_log(NULL, AV_LOG_INFO, "All workers spawned, start consuming\n");
+ ret = consume_queue(queue, stop_production);
+
+ for (i = 0; i < nb_workers; i++) {
+ struct tdata *td = &workers[i];
+
+ ret = pthread_join(td->tid, NULL);
+ if (ret) {
+ const int err = AVERROR(ret);
+ av_log(NULL, AV_LOG_ERROR, "Unable to join worker thread: %s\n", av_err2str(err));
+ break;
+ }
+ }
+
+end:
+ av_thread_message_queue_free(&queue);
+ av_freep(&workers);
+
+ if (ret < 0 && ret != AVERROR_EOF) {
+ av_log(NULL, AV_LOG_ERROR, "Error: %s\n", av_err2str(ret));
+ return 1;
+ }
+ return 0;
+}
diff --git a/tests/fate/api.mak b/tests/fate/api.mak
index 325f64a..1c51dd3 100644
--- a/tests/fate/api.mak
+++ b/tests/fate/api.mak
@@ -28,6 +28,12 @@ FATE_API_SAMPLES_LIBAVFORMAT-yes += fate-api-jpeg-codec-param
fate-api-jpeg-codec-param: $(APITESTSDIR)/api-codec-param-test$(EXESUF)
fate-api-jpeg-codec-param: CMD = run $(APITESTSDIR)/api-codec-param-test $(TARGET_SAMPLES)/exif/image_small.jpg
+FATE_API-$(CONFIG_AVUTIL) += fate-api-threadmessage
+fate-api-threadmessage: $(APITESTSDIR)/api-threadmessage-test$(EXESUF)
+fate-api-threadmessage: CMD = run $(APITESTSDIR)/api-threadmessage-test 5 10 50 100 300
+fate-api-threadmessage: CMP = null
+fate-api-threadmessage: REF = /dev/null
+
FATE_API_SAMPLES-$(CONFIG_AVFORMAT) += $(FATE_API_SAMPLES_LIBAVFORMAT-yes)
ifdef SAMPLES
--
2.6.2
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